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Diffstat (limited to 'config/kernel-submit_bio.m4')
| -rw-r--r-- | config/kernel-submit_bio.m4 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/config/kernel-submit_bio.m4 b/config/kernel-submit_bio.m4 new file mode 100644 index 000000000..da5f85ca7 --- /dev/null +++ b/config/kernel-submit_bio.m4 @@ -0,0 +1,20 @@ +dnl # +dnl # 4.8 API change +dnl # The rw argument has been removed from submit_bio/submit_bio_wait. +dnl # Callers are now expected to set bio->bi_rw instead of passing it in. +dnl # +AC_DEFUN([ZFS_AC_KERNEL_SUBMIT_BIO], [ + AC_MSG_CHECKING([whether submit_bio() wants 1 arg]) + ZFS_LINUX_TRY_COMPILE([ + #include <linux/bio.h> + ],[ + blk_qc_t blk_qc; + struct bio *bio = NULL; + blk_qc = submit_bio(bio); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_1ARG_SUBMIT_BIO, 1, [submit_bio() wants 1 arg]) + ],[ + AC_MSG_RESULT(no) + ]) +]) |